Home / 122,794,032.08-169,453,026.60-67,037,312.72

Finding the Fourth Proportional to 122,794,032.08, 169,453,026.60 and 67,037,312.72

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Solution

The fourth proportional to 122,794,032.08, 169,453,026.60 and 67,037,312.72 is: 92,509,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,794,032.08 : 169,453,026.60 = 67,037,312.72 : x
  2. Step 2: Convert to fraction form
    122,794,032.08/169,453,026.60 = 67,037,312.72/x
  3. Step 3: Cross multiply
    122,794,032.08x = 169,453,026.60 × 67,037,312.72
  4. Step 4: Simplify right side
    122,794,032.08x = 11,359,675,535,534,678
  5. Step 5: Solve for x
    x = 11,359,675,535,534,678/122,794,032.08
  6. Step 6: Final answer
    x = 92,509,996.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.